From 79f3784dcaa6dcb6aeac277a69e48b853c4eab47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20Legat?= <benoit.legat@gmail.com>
Date: Wed, 8 Apr 2026 14:54:51 +0200
Subject: [PATCH] Remove unused function

---
 src/moi_wrapper.jl | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/src/moi_wrapper.jl b/src/moi_wrapper.jl
index c7846f5a..df6ccfaf 100644
--- a/src/moi_wrapper.jl
+++ b/src/moi_wrapper.jl
@@ -794,16 +794,6 @@ function _instantiate_diff(model::Optimizer, constructor)
     return model_bridged
 end
 
-# Find the native differentiation solver in the optimizer chain.
-# Cached in `model.diff` to avoid repeated unwrapping.
-function _native_diff_solver(model::Optimizer)
-    if isnothing(model.diff)
-        model.diff = model.optimizer
-        model.index_map = MOI.Utilities.identity_index_map(model.optimizer)
-    end
-    return model.diff
-end
-
 function _diff(
     model::Optimizer,
     attr::Union{ForwardDifferentiate,ReverseDifferentiate},